178306-94-0 2-Stilbenesulfonic acid, 4-(7-sulfo-2H-naphtho(1,2-d)triazol-2-yl)-, disodium salt 2583-80-4 2H-Naphtho(1,2-d)triazole, 2-(4-styryl-3-sulfophenyl)-7-sulfo-, disodium salt 2H-Naphtho(1,2-d)triazole-7-sulfonic acid, 2-(4-(2-phenylethenyl)-3-sulfophenyl)-, disodium salt 32020-26-1 Disodium 2-(4-styryl-3-sulfophenyl)-7-sulfo-2H-naphtho(1,2-d)triazole Disodium 2-(4-styryl-3-sulphonatophenyl)-2H-naphtho(1,2-d)triazole-7-sulphonate EINECS 219-960-9 Naphtho(1,2-d)triazole-7-sulfonic acid, 2-(4-(2-phenylethenyl)-3-sulfophenyl)-, disodium